On the 28 February number of objects available via Polish Digital Libraries Federation reached 900 000. Publication which was entered to the Federation database on position 900 000 comes from the Ossoliński National Institute, was made available via the Dolnośląska Digital Library, and is titled “Legiony Polskie. Kartoteka legionistów internowanych w 1918 r. na Węgrzech i w Polsce. Pudło 3: Lit. F-I”.